21535110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 38219130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 37, 45, 58, 74, 87, 90, 111, 145, 174, 185, 222, 223, 261, 290, 333, 370, 435, 446, 522, 555, 666, 669, 870, 1073, 1110, 1115, 1305, 1338, 1665, 2007, 2146, 2230, 2610, 3219, 3330, 3345, 4014, 5365, 6438, 6467, 6690, 8251, 9657, 10035, 10730, 12934, 16095, 16502, 19314, 19401, 20070, 24753, 32190, 32335, 38802, 41255, 48285, 49506, 58203, 64670, 74259, 82510, 96570, 97005, 116406, 123765, 148518, 194010, 239279, 247530, 291015, 371295, 478558, 582030, 717837, 742590, 1196395, 1435674, 2153511, 2392790, 3589185, 4307022, 7178370, 10767555, 21535110]

約数ペア:

[(1, 21535110), (2, 10767555), (3, 7178370), (5, 4307022), (6, 3589185), (9, 2392790), (10, 2153511), (15, 1435674), (18, 1196395), (29, 742590), (30, 717837), (37, 582030), (45, 478558), (58, 371295), (74, 291015), (87, 247530), (90, 239279), (111, 194010), (145, 148518), (174, 123765), (185, 116406), (222, 97005), (223, 96570), (261, 82510), (290, 74259), (333, 64670), (370, 58203), (435, 49506), (446, 48285), (522, 41255), (555, 38802), (666, 32335), (669, 32190), (870, 24753), (1073, 20070), (1110, 19401), (1115, 19314), (1305, 16502), (1338, 16095), (1665, 12934), (2007, 10730), (2146, 10035), (2230, 9657), (2610, 8251), (3219, 6690), (3330, 6467), (3345, 6438), (4014, 5365)]